From 64467d88ac6de18f4a69cb6944dca9df5b4f9452 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E7=BD=97=E5=91=A8=E7=86=A0?= <2108439463@qq.com>
Date: Thu, 5 Dec 2024 17:38:39 +0800
Subject: [PATCH] 12/5
---
.../lesson01/.idea/.gitignore" | 8 ++
.../lesson01/.idea/compiler.xml" | 15 +++
.../lesson01/.idea/encodings.xml" | 7 +
.../lesson01/.idea/jarRepositories.xml" | 20 +++
.../lesson01/.idea/misc.xml" | 14 ++
.../lesson01/.idea/uiDesigner.xml" | 124 ++++++++++++++++++
.../23 20241205 maven/lesson01/pom.xml" | 26 ++++
.../lesson01/src/main/java/mdd.java" | 47 +++++++
.../src/main/java/org/example/Main.java" | 7 +
9 files changed, 268 insertions(+)
create mode 100644 "\347\275\227\345\221\250\347\206\240/23 20241205 maven/lesson01/.idea/.gitignore"
create mode 100644 "\347\275\227\345\221\250\347\206\240/23 20241205 maven/lesson01/.idea/compiler.xml"
create mode 100644 "\347\275\227\345\221\250\347\206\240/23 20241205 maven/lesson01/.idea/encodings.xml"
create mode 100644 "\347\275\227\345\221\250\347\206\240/23 20241205 maven/lesson01/.idea/jarRepositories.xml"
create mode 100644 "\347\275\227\345\221\250\347\206\240/23 20241205 maven/lesson01/.idea/misc.xml"
create mode 100644 "\347\275\227\345\221\250\347\206\240/23 20241205 maven/lesson01/.idea/uiDesigner.xml"
create mode 100644 "\347\275\227\345\221\250\347\206\240/23 20241205 maven/lesson01/pom.xml"
create mode 100644 "\347\275\227\345\221\250\347\206\240/23 20241205 maven/lesson01/src/main/java/mdd.java"
create mode 100644 "\347\275\227\345\221\250\347\206\240/23 20241205 maven/lesson01/src/main/java/org/example/Main.java"
diff --git "a/\347\275\227\345\221\250\347\206\240/23 20241205 maven/lesson01/.idea/.gitignore" "b/\347\275\227\345\221\250\347\206\240/23 20241205 maven/lesson01/.idea/.gitignore"
new file mode 100644
index 0000000..35410ca
--- /dev/null
+++ "b/\347\275\227\345\221\250\347\206\240/23 20241205 maven/lesson01/.idea/.gitignore"
@@ -0,0 +1,8 @@
+# 默认忽略的文件
+/shelf/
+/workspace.xml
+# 基于编辑器的 HTTP 客户端请求
+/httpRequests/
+# Datasource local storage ignored files
+/dataSources/
+/dataSources.local.xml
diff --git "a/\347\275\227\345\221\250\347\206\240/23 20241205 maven/lesson01/.idea/compiler.xml" "b/\347\275\227\345\221\250\347\206\240/23 20241205 maven/lesson01/.idea/compiler.xml"
new file mode 100644
index 0000000..129a84f
--- /dev/null
+++ "b/\347\275\227\345\221\250\347\206\240/23 20241205 maven/lesson01/.idea/compiler.xml"
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diff --git "a/\347\275\227\345\221\250\347\206\240/23 20241205 maven/lesson01/.idea/encodings.xml" "b/\347\275\227\345\221\250\347\206\240/23 20241205 maven/lesson01/.idea/encodings.xml"
new file mode 100644
index 0000000..aa00ffa
--- /dev/null
+++ "b/\347\275\227\345\221\250\347\206\240/23 20241205 maven/lesson01/.idea/encodings.xml"
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diff --git "a/\347\275\227\345\221\250\347\206\240/23 20241205 maven/lesson01/.idea/jarRepositories.xml" "b/\347\275\227\345\221\250\347\206\240/23 20241205 maven/lesson01/.idea/jarRepositories.xml"
new file mode 100644
index 0000000..abb532a
--- /dev/null
+++ "b/\347\275\227\345\221\250\347\206\240/23 20241205 maven/lesson01/.idea/jarRepositories.xml"
@@ -0,0 +1,20 @@
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diff --git "a/\347\275\227\345\221\250\347\206\240/23 20241205 maven/lesson01/.idea/misc.xml" "b/\347\275\227\345\221\250\347\206\240/23 20241205 maven/lesson01/.idea/misc.xml"
new file mode 100644
index 0000000..132404b
--- /dev/null
+++ "b/\347\275\227\345\221\250\347\206\240/23 20241205 maven/lesson01/.idea/misc.xml"
@@ -0,0 +1,14 @@
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diff --git "a/\347\275\227\345\221\250\347\206\240/23 20241205 maven/lesson01/.idea/uiDesigner.xml" "b/\347\275\227\345\221\250\347\206\240/23 20241205 maven/lesson01/.idea/uiDesigner.xml"
new file mode 100644
index 0000000..2b63946
--- /dev/null
+++ "b/\347\275\227\345\221\250\347\206\240/23 20241205 maven/lesson01/.idea/uiDesigner.xml"
@@ -0,0 +1,124 @@
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diff --git "a/\347\275\227\345\221\250\347\206\240/23 20241205 maven/lesson01/pom.xml" "b/\347\275\227\345\221\250\347\206\240/23 20241205 maven/lesson01/pom.xml"
new file mode 100644
index 0000000..ab3c97c
--- /dev/null
+++ "b/\347\275\227\345\221\250\347\206\240/23 20241205 maven/lesson01/pom.xml"
@@ -0,0 +1,26 @@
+
+
+ 4.0.0
+
+ org.example
+ lesson01
+ 1.0-SNAPSHOT
+
+
+ 8
+ 8
+ UTF-8
+
+
+
+
+ com.mysql
+ mysql-connector-j
+ 8.3.0
+
+
+
+
+
\ No newline at end of file
diff --git "a/\347\275\227\345\221\250\347\206\240/23 20241205 maven/lesson01/src/main/java/mdd.java" "b/\347\275\227\345\221\250\347\206\240/23 20241205 maven/lesson01/src/main/java/mdd.java"
new file mode 100644
index 0000000..378ef9e
--- /dev/null
+++ "b/\347\275\227\345\221\250\347\206\240/23 20241205 maven/lesson01/src/main/java/mdd.java"
@@ -0,0 +1,47 @@
+import java.sql.*;
+
+public class mdd {
+
+ public static void main(String[] args) throws ClassNotFoundException, SQLException {
+ Class.forName("com.mysql.cj.jdbc.Driver");
+ // 创建连接
+ String url = "jdbc:mysql://localhost:3306/student?useSSL=false&useUnicode=true&characterEncoding=utf8";
+ String username = "root";
+ String password = "123456";
+ Connection conn = DriverManager.getConnection(url, username, password);
+ // 创建stmt对象
+ Statement stmt = conn.createStatement();
+
+ String select = "select * from student";
+ ResultSet rs = stmt.executeQuery(select);
+ // 返回结果
+// if (rs.next()) {
+ while (rs.next()) {
+ int stuId = rs.getInt("s_id");
+ String name = rs.getString("s_name");
+ String birth = rs.getString("s_birth");
+ String sex = rs.getString("s_sex");
+ System.out.println(stuId + "\t" + name + "\t" + sex+ "\t" + birth);
+ }
+
+ }
+}
+
+//数据库代码
+//
+// CREATE DATABASE student;
+//
+// CREATE TABLE student1(
+// s_id INT NOT NULL ,
+// s_name VARCHAR(255) NOT NULL,
+// s_birth VARCHAR(255) NOT NULL,
+// s_sex VARCHAR(2) NOT NULL
+//
+//
+// );
+//
+//
+// INSERT INTO `student1` (`s_id`, `s_name`, `s_birth`, `s_sex`) VALUES (1, '老大', '2020-12-02', '1');
+// INSERT INTO `student1` (`s_id`, `s_name`, `s_birth`, `s_sex`) VALUES (2, '老二', '2022-12-02', '1');
+// INSERT INTO `student1` (`s_id`, `s_name`, `s_birth`, `s_sex`) VALUES (3, '老三', '2022-12-02', '1');
+// INSERT INTO `student1` (`s_id`, `s_name`, `s_birth`, `s_sex`) VALUES (4, '老四', '2022-12-02', '2');
diff --git "a/\347\275\227\345\221\250\347\206\240/23 20241205 maven/lesson01/src/main/java/org/example/Main.java" "b/\347\275\227\345\221\250\347\206\240/23 20241205 maven/lesson01/src/main/java/org/example/Main.java"
new file mode 100644
index 0000000..407f157
--- /dev/null
+++ "b/\347\275\227\345\221\250\347\206\240/23 20241205 maven/lesson01/src/main/java/org/example/Main.java"
@@ -0,0 +1,7 @@
+package org.example;
+
+public class Main {
+ public static void main(String[] args) {
+ System.out.println("Hello world!");
+ }
+}
\ No newline at end of file
--
Gitee